+ * sql/generic-postgresql.lisp: (string n) => (CHAR n)
+ * sql/operations.lisp: Add userenv
+ * doc/TODO: Add AUTOCOMMIT. Remove need for large table and bigint
+ slot tests
+ * sql/oracle-sql.lisp: Add 64-bit bigint direct conversion
+ * uffi/clsql-uffi.lisp: Handle signed 64-bit integers
+ * test/test-init.lisp: Add large table with bigint slot